#pragma once #include #include #include // FIXME: Support 64-bit DiskOffset typedef u32 DiskOffset; class DiskDevice : public BlockDevice { public: virtual ~DiskDevice() override; virtual bool read_block(unsigned index, u8*) const = 0; virtual bool write_block(unsigned index, const u8*) = 0; bool read(DiskOffset, unsigned length, u8*) const; bool write(DiskOffset, unsigned length, const u8*); virtual bool read_blocks(unsigned index, u16 count, u8*) = 0; virtual bool write_blocks(unsigned index, u16 count, const u8*) = 0; virtual bool is_disk_device() const override { return true; }; protected: DiskDevice(int major, int minor, size_t block_size = 512); };